ltc6416 Linear Technology Corporation, ltc6416 Datasheet - Page 14

• Manufacturer Part Number: ltc6416
• Description: 2 Ghz Low Noise Differential 16-bit Adc Buffer
• Manufacturer: Linear Technology Corporation

LTC6416
APPLICATIONS INFORMATION
14
Figure 5. DC1257B Simplifi ed Schematic with Suggested Output Termination for Driving an LTC2208 16-Bit ADC at 140MHz
50Ω
+
–
Figure 3. Output Termination for Differential 400Ω Load Impedance Using a 1:1 Balun
Figure 4. Output Termination for Differential 400Ω Load Impedance Using a 4:1 Balun
Figure 2. Input Termination for Differential 50Ω Input Impedance Using a 1:4 Balun
4
6
TCM4-19+
T1
V
IN
680pF
3
4
3
4
3
2
1
+
–
IN
IN
IN
IN
50Ω
LTC6416
LTC6416
+
–
+
–
R36
100Ω
R15
100Ω
OUT
OUT
OUT
OUT
0.1μF
+
–
+
–
0.1μF
0.1μF
8
7
8
7
C39
0.01μF
90.9Ω
90.9Ω
165Ω
165Ω
1:4
CLHI
CLLO
IN
IN
+
LTC6416
–
3.6V
GND
0.1μF
0.1μF
V
+
V
GND
CM
OUT
OUT
0.1μF
+
–
1:1
4:1
2.2μF
25Ω
25Ω
100Ω
100Ω
0.1μF
0.1μF
0.1μF
0.1μF
3
4
1pF
1.5pF
1.5pF
IN
IN
LTC6416
+
–
AIN
AIN
OUT
OUT
6416 F02
50Ω
50Ω
6416 F03
6416 F04
+
–
+
–
V
CM
LTC2208
8
7
(130MHz)
CLOCK
6416 F05
3.3V
16
DATA
6416f